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CKA study material · question 220 of 1000

Why must an Ingress controller be installed deliberately?

  1. Because Ingress controllers need a CustomResourceDefinition
  2. Because Ingress is an alpha API
  3. Because the API server disables Ingress by default
  4. Because kube-controller-manager does not start one
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Answer: D. Because kube-controller-manager does not start one

Unlike other controllers, Ingress controllers are not run by kube-controller-manager and must be deployed.

Source: Ingress Controllers (Kubernetes) — Ingress Controllers

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